The riddle of Penncroft Farm / Jensen, Dorothea

Lars Olafson's move to a farm near Valley Forge brings him friendship with the ghost of an eighteenth-century ancestor who recounts his adventures during the American Revolution.

Twelve-year-old Lars Olafson's move to his great-aunt's farm near Valley Forge, Pennsylvania, brings him friendship with the ghost of an eighteenth-century ancestor who recounts his adventures during the American Revolution, helping Lars adjust to his new home and playing a part in the search for a missing will.

Lars Olafson's move to a farm near Valley Forge brings him friendship with the ghost of an eighteenth-century ancestor, who recounts for him his adventures in that part of Pennsylvania during the American Revolution.